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Accrued Warranty Costs (Tables)
 9 Months Ended
Sep. 30, 2017
Commitments and Contingencies Disclosure [Abstract]  
Changes in product warranty liability
The following table presents changes in the Company’s product warranty liability for the nine months ended September 30, 2017 and 2016:

 
2017
 
2016
 
(In millions)
January 1
$
7.1

 
$
6.1

Claims paid
(3.0
)
 
(1.7
)
Warranty expense, net
3.6

 
1.1

September 30
$
7.7

 
$
5.5